2012
AgRP neurons regulate development of dopamine neuronal plasticity and nonfood-associated behaviors
Dietrich MO, Bober J, Ferreira JG, Tellez LA, Mineur YS, Souza DO, Gao XB, Picciotto MR, Araújo I, Liu ZW, Horvath TL. AgRP neurons regulate development of dopamine neuronal plasticity and nonfood-associated behaviors. Nature Neuroscience 2012, 15: 1108-1110. PMID: 22729177, PMCID: PMC3411867, DOI: 10.1038/nn.3147.Peer-Reviewed Original Research
2006
Inhibition of both α7* and β2* nicotinic acetylcholine receptors is necessary to prevent development of sensitization to cocaine-elicited increases in extracellular dopamine levels in the ventral striatum
Zanetti L, de Kerchove D’Exaerde A, Zanardi A, Changeux JP, Picciotto MR, Zoli M. Inhibition of both α7* and β2* nicotinic acetylcholine receptors is necessary to prevent development of sensitization to cocaine-elicited increases in extracellular dopamine levels in the ventral striatum. Psychopharmacology 2006, 187: 181-188. PMID: 16826402, DOI: 10.1007/s00213-006-0419-y.Peer-Reviewed Original ResearchConceptsExtracellular dopamine levelsDevelopment of sensitizationWild-type miceDopamine levelsVentral striatumCocaine-elicited increasesExtracellular DA levelsAdministration of cocaineDihydro-β-erythroidineAbility of cocaineNicotinic acetylcholine receptorsNicotine treatmentDA levelsNicotinic antagonistsRationaleSeveral studiesNeurochemical responsesConclusionsThese dataObjectivesThe current studySpecific antagonistNAChR blockadeAcetylcholine receptorsElicit increasesStriatumMiceSensitization
1999
Use of knock-out mice to determine the molecular basis for the actions of nicotine
Picciotto M, Zoli M, Changeux J. Use of knock-out mice to determine the molecular basis for the actions of nicotine. Nicotine & Tobacco Research 1999, 1: s121-s125. PMID: 11768168, DOI: 10.1080/14622299050011931.Peer-Reviewed Original ResearchConceptsElectrophysiological propertiesBehavioral effectsSubunit combinationsAction of nicotineDifferent neurotransmitter systemsEffects of nicotineMesolimbic dopamine systemIndividual receptor subtypesNicotinic acetylcholine receptorsBinding of nicotinePossible subunit combinationsDifferent subunit combinationsNicotine effectsNicotine receptorsNicotine reinforcementReceptor subtypesDopamine levelsNeurotransmitter systemsDopamine systemNicotinic subunitsAcetylcholine receptorsAddictive propertiesNicotineMiceBeta2 subunit